/*
 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.xml.internal.ws.api.model;

/**
 * Constants that represents four message exchange patterns.
 *
 * @author Kohsuke Kawaguchi
 */
public enum MEP {
    REQUEST_RESPONSE(false),
    ONE_WAY(false),
    ASYNC_POLL(true),
    ASYNC_CALLBACK(true);

    /**
     * True for {@link #ASYNC_CALLBACK} and {@link #ASYNC_POLL}.
     */
    public final boolean isAsync;

    MEP(boolean async) {
        isAsync = async;
    }

    public final boolean isOneWay() {
        return this==ONE_WAY;
    }
}
